Description
Josco Bi-Metal Holesaws feature variable pitch cutting edges with special tooth designs for the best cutting results. Manufactured in Germany from strong M42 grade Bi-Metal (9% Molybdenum, 8% Cobalt) with a 38mm cutting depth, Josco Bi-Metal Holesaws have the strength to deliver the best cutting results with the longest life.
Diameter: 0.79″ (20mm)
Arbors: H1 H3 H3A
Recommended Material and Speeds (RPM)
Mild Steel: 440 RPM
Stainless Steel: 220 RPM
Cast Iron: 290 RPM
Brass: 580 RPM
Aluminium: 660 RPM